Ultrafine Dust Rising to ‘Very Bad’ Levels in Seoul
SEOUL, Dec. 10 (Korea Bizwire) — Ultrafine dust concentrations surged to “very bad” levels in the Seoul metropolitan area Tuesday, due largely to a steady influx of Chinese smog into the stagnant air over the Korean Peninsula, forcing local governments to issue a fine dust advisory. According to the Air Quality Forecasting Center affiliated with [...]